<template>
<!-- 弹窗 -->
  <div class="toast" v-show="isShow">
     <div>{{message}}</div>
  </div>
</template>

<script>
export default {
  name:"Taost",
  props:{
   
  },
  data(){
    return{
      message:'',
      isShow:false
    }
  },
  methods: {
    show(message='默认文字',duration=2000){
      this.isShow = true
      this.message = message
      
      setTimeout(()=>{
         this.isShow = false
         this.message = ''
      },duration)
    }
  },
}
</script>

<style  scoped>
 .toast{
   position: fixed;
   top: 50%;
   left: 50%;
   transform: translate(-50%,-50%);
   border-radius: 5px;
   padding: 7px 6px;

   background-color: rgba(0, 0, 0, .8);
   color: #fff;
   font-size: 15px;
   
 }
</style>